Pith Number

pith:XUSQ5BM2

pith:2017:XUSQ5BM2CU7MA3VNODH33LFOCQ

not attested not anchored not stored refs pending

An Improved Iterative HDG Approach for Partial Differential Equations

Minh-Binh Tran, Sriramkrishnan Muralikrishnan, Tan Bui-Thanh

arxiv:1711.01175 v2 · 2017-11-02 · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XUSQ5BM2CU7MA3VNODH33LFOCQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:15:20.270278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd250e859a153ec06ead70cfbdacae140bb9ffad069a1729f628944faf0076e7

Aliases

arxiv: 1711.01175 · arxiv_version: 1711.01175v2 · doi: 10.48550/arxiv.1711.01175 · pith_short_12: XUSQ5BM2CU7M · pith_short_16: XUSQ5BM2CU7MA3VN · pith_short_8: XUSQ5BM2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/XUSQ5BM2CU7MA3VNODH33LFOCQ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: bd250e859a153ec06ead70cfbdacae140bb9ffad069a1729f628944faf0076e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51c4a53a12af6776ac58aa71e1fe5e6939c55b297ba9c9847195e5d984c114c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-11-02T14:01:57Z",
    "title_canon_sha256": "3e5db01feeb1f834b43acb299cd6ce4a0b79fc61393d0f72531a39beac5be82a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.01175",
    "kind": "arxiv",
    "version": 2
  }
}